[sdiy] Practical inductor question

[David Ingebretsen]

Interesting point. Thanks for the warning.

David

>> -----Original Message-----
>> From: synth-diy-bounces at dropmix.xs4all.nl [mailto:synth-diy-
>> bounces at dropmix.xs4all.nl] On Behalf Of Tom Wiltshire
>> Sent: Sunday, November 24, 2013 12:24 PM
>> To: ASSI
>> Cc: synthdiy diy
>> Subject: Re: [sdiy] Practical inductor question
>> 
>> If you do use silicone, watch out for the kind that smells like UK fish
and chips -
>> it's got acetic acid in it (hence the vinegar smell), and over time it
corrodes stuff
>> nearby.
>> 
>> On 24 Nov 2013, at 18:31, ASSI <Stromeko at nexgo.de> wrote:
>> 
>> > On Sunday 24 November 2013, 03:50:30, David Ingebretsen wrote:
>> >> I thought I could just put a dob of silicone sealant in the gap where
>> >> the wire exits the core (like these ones:
>> >>
>> >> http://www.fair-
>> rite.com/cgibin/catalog.pgm?THEONEPART=5698181221&SEA
>> >> RCHAG
>> >> AI N=Y#select:onepart).
>> >>
>> >> Silicone doesn't have any weird properties that will mess with the
>> >> inductance does it? I can't see how it could, but I thought I'd ask
>> >> before I do something that will be very hard to undo.
>> >
>> > There are several different kinds of "silicone".  You definitely want
>> > one that has "neutral curing" and probably a single-component system
>> > (the most common of these cures by using water vapor from the
>> > surroundings).  Most manufacturers would list this under "potting
>> > compound" rather than "sealant".  Another option would be epoxy and/or
>> > polyurethane, but there's an even more bewildering range of systems for
>> different applications.
>> >
>> > The classic method in the old days was some sort of sticky wax that
>> > became malleable (and progressively more sticky) when you rolled it
>> > between fingers or a dab of resin/laquer to fix the bobin and outgoing
>> > wires.  I guess this would still work. :-)
>> >
>> >
>> > Regards,
>> > Achim.
>> > --
>> > +<[Q+ Matrix-12 WAVE#46+305 Neuron microQkb Andromeda XTk Blofeld]>+
>> >
>> > Factory and User Sound Singles for Waldorf rackAttack:
>> > http://Synth.Stromeko.net/Downloads.html#WaldorfSounds
>> >
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